1 : <?php
2 : /*--------------------------------------------------------------------------+
3 : This file is part of eStudy.
4 : news/classes/class.NewsCategoryCourses.inc.php
5 : - Modulgruppe: News
6 : - Beschreibung: Klasse für die News-Kategorie Kurse.
7 : - Version: 1.1.2.4,24/01/08
8 : - Autor(en): Corinna Kropf <corinna.kropf@mni.fh-giessen.de>
9 : +---------------------------------------------------------------------------+
10 : This program is free software; you can redistribute it and/or
11 : modify it under the terms of the GNU General Public License
12 : as published by the Free Software Foundation; either version 2
13 : of the License, or any later version.
14 : +---------------------------------------------------------------------------+
15 : This program is distributed in the hope that it will be useful,
16 : but WITHOUT ANY WARRANTY; without even the implied warranty of
17 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 : GNU General Public License for more details.
19 : You should have received a copy of the GNU General Public License
20 : along with this program; if not, write to the Free Software
21 : Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 : +--------------------------------------------------------------------------*/
23 :
24 1 : require_once ("class.newscategory.inc.php");
25 :
26 : /**
27 : * Klasse für die News-Kategorie Kurse.
28 : * @package eStudy.News
29 : * @version 1.1.2.4, 24/01/08
30 : * @author Corinna Kropf <corinna.kropf@mni.fh-giessen.de>
31 : */
32 1 : class NewsCategoryCourse extends NewsCategory
33 : {
34 : /**
35 : * HTML-Template
36 : * @var Template
37 : */
38 : private $newsTemplate;
39 : /**
40 : * @var int
41 : */
42 : private $userID;
43 : /**
44 : * Konstruktor
45 : * @param $userID int
46 : */
47 : public function __construct($catID, $courses, $userID, $categorySettings = null)
48 : {
49 0 : parent::__construct($catID, $courses, $categorySettings);
50 0 : $this->userID = $userID;
51 0 : $this->newsTemplate = new Template(PATH_TO_ROOT."news/templates/newscourse.html");
52 0 : }
53 : /**
54 : * @see NewsCategory
55 : */
56 : public function isInstalled($courseID)
57 : {
58 0 : return (($courseID == 0)? true : false);
59 : }
60 : /**
61 : * @see NewsCategory
62 : */
63 : public function canSelectPeriod() {
64 0 : return true;
65 : }
66 : /**
67 : * @see NewsCategory
68 : */
69 : public function getNewsHeaderTitle($courseID = null, $type = null) {
70 0 : if(isset($this->news))
71 0 : {
72 0 : $newsCount = $this->news["count"];
73 0 : if ($newsCount > 1) $title = sprintf( $this->translate->_("%1\$s Kurse"), $newsCount);
74 0 : elseif ($newsCount == 1) $title = $this->translate->_("1 Kurs");
75 0 : }
76 0 : else $title = $this->translate->_("Keine neuen Kurse");
77 :
78 0 : return $title;
79 : }
80 :
81 : /**
82 : * @see NewsCategory
83 : */
84 : protected function getNewsByPeriod($courseID, $from, $to, $lastvisit, $usergroup = null) {
85 : // Neue Mitteilungen
86 0 : if (isset($courseID) && isset($from) && isset($to) && isset($this->coursePreferences))
87 0 : {
88 0 : if(!is_numeric($courseID) || !is_numeric($from) || !is_numeric($to) || !is_numeric($usergroup)) return null;
89 :
90 0 : global $db;
91 0 : $this->news = array();
92 0 : $timefrom = $this->getPeriod($courseID, $from);
93 0 : $timeto = $to;
94 :
95 0 : if (!$courseID) {
96 : $sql = "SELECT * FROM courses "
97 0 : ."WHERE OpenDate BETWEEN '".date("Y-m-d", $timefrom) ."' "
98 0 : ."AND '".date("Y-m-d", $timeto) ."' "
99 0 : ."AND closed=0 AND Type='course' "
100 0 : ."ORDER BY Opendate DESC";
101 0 : $this->news["data"] = $db->get_results($sql, ARRAY_A);
102 0 : if ($db->num_rows == 0) $this->news = null;
103 : else {
104 0 : $this->news["count"] = $db->num_rows;
105 : // Für jeden Kurs die UserID des Dozenten holen
106 : // Bei mehreren Dozenten wird der geholt, der den Kurs angelegt hat
107 0 : foreach($this->news["data"] as $key => $course) {
108 : $sql = "SELECT userID FROM user_course, user "
109 0 : ."WHERE courseID='{$course['ID']}' "
110 0 : ."AND differentUsergroup=0 "
111 0 : ."AND userID=user.ID "
112 0 : ."AND Usergroup=".DOZENT." "
113 0 : ."ORDER BY user_course.regtime LIMIT 1";
114 0 : $userID = $db->get_var($sql);
115 0 : $this->news["data"][$key]["userID"] = $userID;
116 : $sql = "SELECT COUNT(*) FROM user_course_wait "
117 0 : ."WHERE userID='".Data::toMysql($this->userID)."' "
118 0 : ."AND courseID='{$course['ID']}'";
119 0 : $this->news["data"][$key]["waiting"] = (bool)$db->get_var($sql);
120 0 : $this->users[$userID] = $userID;
121 0 : }
122 : }
123 0 : }
124 0 : }
125 :
126 0 : return $this->news;
127 : }
128 : /**
129 : * @see NewsCategory
130 : */
131 : protected function echoNewsEntry($entry, $courseID, $usergroup = null)
132 : {
133 0 : if(!isset($entry) || !isset($courseID) || !isset($this->news["user"])) return;
134 :
135 0 : $closed = "";
136 0 : if (strtotime($entry["CloseDate"]." 23:59:59") < time())
137 0 : {
138 : $closed = " <span style='font-weight:normal;font-style:italic'>("
139 0 : . $this->translate->_("Anmeldefrist abgelaufen")
140 0 : . ")</span>";
141 0 : }
142 0 : elseif (($usergroup == DOZENT || $usergroup == STUDENT || $usergroup == ALUMNUS || $usergroup == SCHUELER || $usergroup == GAST) && isset($this->courses) && !in_array($entry["ID"], array_keys($this->courses)) && !$entry["waiting"])
143 : {
144 0 : $closed = " (<a href='".PATH_TO_ROOT."courses/register.php?courseID=$entry[ID]'>"
145 0 : . $this->translate->_("Anmelden")
146 0 : . "</a>)";
147 0 : }
148 0 : $courseName = Data::toHTML("$entry[Name] ($entry[ShortName])", false);
149 0 : $profileLink = $this->getProfileLink($this->news["user"], $entry["userID"], $courseID);
150 0 : $courseInfo = Utilities::chopText($entry["Info"], 150);
151 0 : $scriptPath = PATH_TO_ROOT."courses/courseinfo.php";
152 0 : $courseID = Data::toHTML($entry["ID"], false);
153 :
154 0 : $g_ZurKursInfo = $this->translate->_("Zur Kurs-Info");
155 0 : $g_Lesen = $this->translate->_("Lesen");
156 :
157 0 : eval($this->newsTemplate->GetTemplate());
158 0 : }
159 : }
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